To add a video for Liberace / Classic Concertos (after Tchaikovsky, Liszt, Chopin, Rachmaninoff, Beethoven), just enter the video‘s YouTube link:
example) https://www.youtube.com/watch?v=XXXXXXXXXXX
Search YouTube for Liberace / Classic Concertos (after Tchaikovsky, Liszt, Chopin, Rachmaninoff, Beethoven)